<html>  
    <head> 
        <title>freemarker Test</title>  
    </head>
    <body>  
        <h1>Hello,${name!'没有为name赋值'}</h1>  
        User:<br/>
${(user.username)!''}--->${(user.account)!''}<br/>
List:<br/>
<#if list??>
<#list list as item >
<font color="red">${item}</br></font>
</#list>
</#if>
param:</br>
${RequestParameters.a}&nbsp;a=${param!}
    </body>  
</html>  